const client = require('webpack-theme-color-replacer/client');
const { theme } = require('../config');
const { getMenuColors, getAntdColors, getThemeToggleColors, getFunctionalColors } = require('../utils/colors');
const { ANTD } = require('../config/default');

function getThemeColors(color, $theme) {
  const _color = color || theme.color;
  const mode = $theme || theme.mode;
  const replaceColors = getThemeToggleColors(_color, mode);
  const themeColors = [
    ...replaceColors.mainColors,
    ...replaceColors.subColors,
    ...replaceColors.menuColors,
    ...replaceColors.contentColors,
    ...replaceColors.rgbColors,
    ...replaceColors.functionalColors.success,
    ...replaceColors.functionalColors.warning,
    ...replaceColors.functionalColors.error
  ];
  return themeColors;
}

function changeThemeColor(newColor, $theme) {
  const promise = client.changer.changeColor({ newColors: getThemeColors(newColor, $theme) });
  return promise;
}

function modifyVars(color) {
  const _color = color || theme.color;
  const palettes = getAntdColors(_color, theme.mode);
  const menuColors = getMenuColors(_color, theme.mode);
  const { success, warning, error } = getFunctionalColors(theme.mode);
  const primary = palettes[5];
  return {
    'primary-color': primary,
    'primary-1': palettes[0],
    'primary-2': palettes[1],
    'primary-3': palettes[2],
    'primary-4': palettes[3],
    'primary-5': palettes[4],
    'primary-6': palettes[5],
    'primary-7': palettes[6],
    'primary-8': palettes[7],
    'primary-9': palettes[8],
    'primary-10': palettes[9],
    'info-color': primary,
    'success-color': success[5],
    'warning-color': warning[5],
    'error-color': error[5],
    'alert-info-bg-color': palettes[0],
    'alert-info-border-color': palettes[2],
    'alert-success-bg-color': success[0],
    'alert-success-border-color': success[2],
    'alert-warning-bg-color': warning[0],
    'alert-warning-border-color': warning[2],
    'alert-error-bg-color': error[0],
    'alert-error-border-color': error[2],
    'processing-color': primary,
    'menu-dark-submenu-bg': menuColors[0],
    'layout-header-background': menuColors[1],
    'layout-trigger-background': menuColors[2],
    'btn-danger-bg': error[4],
    'btn-danger-border': error[4],
    ...ANTD.theme[theme.mode]
  };
}

function loadLocalTheme(localSetting) {
  if (localSetting && localSetting.theme) {
    let { color, mode } = localSetting.theme;
    color = color || theme.color;
    mode = mode || theme.mode;
    changeThemeColor(color, mode);
  }
}

/**
 * 获取本地保存的配置
 * @param load {boolean} 是否加载配置中的主题
 * @returns {Object}
 */
function getLocalSetting(loadTheme) {
  let localSetting = {};
  try {
    const localSettingStr = localStorage.getItem(process.env.VUE_APP_SETTING_KEY);
    localSetting = JSON.parse(localSettingStr);
  } catch (e) {
    console.error(e);
  }
  if (loadTheme) {
    loadLocalTheme(localSetting);
  }
  return localSetting;
}

module.exports = {
  getThemeColors,
  changeThemeColor,
  modifyVars,
  loadLocalTheme,
  getLocalSetting
};
